Stratigraphy

Start Depth
End Depth
Stratigraphic Unit
Start Depth: 0.00 ft
End Depth: 20.00 ft
Unit: Quaternary 
System
Quaternary 
Series
 
Group
 
Formation
 
Member
 
Submember
 
Start Depth
0.00 ft
End Depth
20.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Soil Or Fill 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 20.00 ft
End Depth: 65.00 ft
Unit: Dunleith 
System
Ordovician 
Series
 
Group
Galena 
Formation
Dunleith 
Member
 
Submember
 
Start Depth
20.00 ft
End Depth
65.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Bedrock Surface - Complete Penetration, No Gaps 
Primary Lithology
Limestone 
Percent
45 
Secondary Lithology
Dolomite 
Percent
35 
Tertiary Lithology
Chert/Chalcedony 
Percent
20 
Comments
Start Depth: 65.00 ft
End Depth: 105.00 ft
Unit: Decorah 
System
Ordovician 
Series
 
Group
Galena 
Formation
Decorah 
Member
 
Submember
 
Start Depth
65.00 ft
End Depth
105.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Limestone 
Percent
70 
Secondary Lithology
Shale 
Percent
30 
Tertiary Lithology
 
Percent
Comments
Start Depth: 105.00 ft
End Depth: 156.00 ft
Unit: Platteville 
System
Ordovician 
Series
 
Group
Galena 
Formation
Platteville 
Member
 
Submember
 
Start Depth
105.00 ft
End Depth
156.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Limestone 
Percent
60 
Secondary Lithology
Dolomite 
Percent
40 
Tertiary Lithology
 
Percent
Comments
Start Depth: 156.00 ft
End Depth: 208.00 ft
Unit: St. Peter Sandstone 
System
Ordovician 
Series
 
Group
Ancell 
Formation
St. Peter Sandstone 
Member
 
Submember
 
Start Depth
156.00 ft
End Depth
208.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Sandstone 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments
Start Depth: 208.00 ft
End Depth: 450.00 ft
Unit: Prairie Du Chien 
System
Ordovician 
Series
 
Group
Prairie Du Chien 
Formation
 
Member
 
Submember
 
Start Depth
208.00 ft
End Depth
450.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Dolomite 
Percent
85 
Secondary Lithology
Shale 
Percent
10 
Tertiary Lithology
Sandstone 
Percent
Comments
Start Depth: 450.00 ft
End Depth: 580.00 ft
Unit: Jordan 
System
Cambrian 
Series
 
Group
 
Formation
Jordan 
Member
 
Submember
 
Start Depth
450.00 ft
End Depth
580.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Sandstone 
Percent
60 
Secondary Lithology
Dolomite 
Percent
30 
Tertiary Lithology
Shale 
Percent
10 
Comments
Start Depth: 580.00 ft
End Depth: 645.00 ft
Unit: St. Lawrence 
System
Cambrian 
Series
 
Group
 
Formation
St. Lawrence 
Member
 
Submember
 
Start Depth
580.00 ft
End Depth
645.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Dolomite 
Percent
80 
Secondary Lithology
Shale 
Percent
20 
Tertiary Lithology
 
Percent
Comments
Start Depth: 645.00 ft
End Depth: 785.00 ft
Unit: Lone Rock 
System
Cambrian 
Series
 
Group
Tunnel City 
Formation
Lone Rock 
Member
 
Submember
 
Start Depth
645.00 ft
End Depth
785.00 ft
Contact Accuracy
Top & Base Accurate For Sample 
Penetration
Complete Penetration, No Gaps 
Primary Lithology
Dolomite 
Percent
70 
Secondary Lithology
Shale 
Percent
25 
Tertiary Lithology
Sandstone 
Percent
Comments
Start Depth: 785.00 ft
End Depth: 925.00 ft
Unit: Wonewoc 
System
Cambrian 
Series
 
Group
Tunnel City 
Formation
Wonewoc 
Member
 
Submember
 
Start Depth
785.00 ft
End Depth
925.00 ft
Contact Accuracy
Top Accurate, Base Less Accurate - (Poor Samples, Gap At Contact) 
Penetration
Partial Penetration (Base Not Met), No Gap At Top 
Primary Lithology
Sandstone 
Percent
100 
Secondary Lithology
 
Percent
Tertiary Lithology
 
Percent
Comments